492534944838 has 256 divisors, whose sum is σ = 1196862324480. Its totient is φ = 149564620800.

The previous prime is 492534944831. The next prime is 492534944843. The reversal of 492534944838 is 838449435294.

492534944838 is a `hidden beast` number, since 4 + 9 + 2 + 534 + 94 + 4 + 8 + 3 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492534944831) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1752793258 + ... + 1752793538.

It is an arithmetic number, because the mean of its divisors is an integer number (4675243455).

Almost surely, 2^492534944838 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 492534944838, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (598431162240).

492534944838 is an abundant number, since it is smaller than the sum of its proper divisors (704327379642).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

492534944838 is a wasteful number, since it uses less digits than its factorization.

492534944838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760 (or 754 counting only the distinct ones).

The product of its digits is 119439360, while the sum is 63.

The spelling of 492534944838 in words is "four hundred ninety-two billion, five hundred thirty-four million, nine hundred forty-four thousand, eight hundred thirty-eight".